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From: Gabriele Monaco <gmonaco@redhat.com>
To: Nam Cao <namcao@linutronix.de>
Cc: linux-kernel@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>,
	 Masami Hiramatsu <mhiramat@kernel.org>,
	linux-trace-kernel@vger.kernel.org,
	Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Tomas Glozar <tglozar@redhat.com>, Juri Lelli <jlelli@redhat.com>,
	 Clark Williams <williams@redhat.com>,
	John Kacur <jkacur@redhat.com>
Subject: Re: [PATCH v3 10/17] rv: Fix generated files going over 100 column limit
Date: Tue, 15 Jul 2025 17:24:11 +0200	[thread overview]
Message-ID: <17efdc2b3e206730cfbef410fc89a713da133b65.camel@redhat.com> (raw)
In-Reply-To: <20250715150828.BNdFfB8h@linutronix.de>



On Tue, 2025-07-15 at 17:08 +0200, Nam Cao wrote:
> On Tue, Jul 15, 2025 at 09:14:27AM +0200, Gabriele Monaco wrote:
> > The dot2c.py script generates all states in a single line. This
> > breaks the
> > 100 column limit when the state machines are non-trivial.
> > Recent changes allow it to print states over multiple lines if the
> > resulting line would have been too long.
> > 
> > Adapt existing monitors with line length over the limit.
> > 
> > Signed-off-by: Gabriele Monaco <gmonaco@redhat.com>
> > ---
> >  kernel/trace/rv/monitors/sco/sco.h     | 12 ++++++++++--
> >  kernel/trace/rv/monitors/snep/snep.h   | 14 ++++++++++++--
> >  kernel/trace/rv/monitors/snroc/snroc.h | 12 ++++++++++--
> >  3 files changed, 32 insertions(+), 6 deletions(-)
> > 
> > diff --git a/kernel/trace/rv/monitors/sco/sco.h
> > b/kernel/trace/rv/monitors/sco/sco.h
> > index 7a4c1f2d5ca1c..83ca9a03331af 100644
> > --- a/kernel/trace/rv/monitors/sco/sco.h
> > +++ b/kernel/trace/rv/monitors/sco/sco.h
> > @@ -39,8 +39,16 @@ static const struct automaton_sco automaton_sco
> > = {
> >  		"schedule_exit"
> >  	},
> >  	.function = {
> > -		{     thread_context_sco,
> > scheduling_context_sco,          INVALID_STATE },
> > -		{          INVALID_STATE,         
> > INVALID_STATE,     thread_context_sco },
> > +		{
> > +			thread_context_sco,
> > +			scheduling_context_sco,
> > +			INVALID_STATE
> > +		},
> > +		{
> > +			INVALID_STATE,
> > +			INVALID_STATE,
> > +			thread_context_sco
> > +		},
> 
> I'm confused, these lines were not over 100 columns. Same for snroc.
> 
> From my understanding of the previous patch, the script does not
> break
> lines which are not over the limit. Did I miss something?

Right, I didn't make it obvious in the commit description since I
thought it wasn't too important.
Those are the monitors whose lines are going to be longer than 100
columns later in the series.

Changing it there saves a bit of complication in the next patches,
where I only add lines for new events instead of splitting the line
/and/ adding the events.

Do you think I should mention this in the commit description?

Thanks,
Gabriele


  reply	other threads:[~2025-07-15 15:24 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20250715071434.22508-1-gmonaco@redhat.com>
2025-07-15  7:14 ` [PATCH v3 01/17] tools/rv: Do not skip idle in trace Gabriele Monaco
2025-07-16 11:50   ` Peter Zijlstra
2025-07-16 12:18     ` Gabriele Monaco
2025-07-16 12:41       ` Peter Zijlstra
2025-07-16 13:05         ` Gabriele Monaco
2025-07-16 13:08           ` Peter Zijlstra
2025-07-16 13:13             ` Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 02/17] tools/rv: Stop gracefully also on SIGTERM Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 03/17] rv: Add da_handle_start_run_event_ to per-task monitors Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 04/17] rv: Remove trailing whitespace from tracepoint string Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 05/17] rv: Return init error when registering monitors Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 06/17] rv: Use strings in da monitors tracepoints Gabriele Monaco
2025-07-15 14:11   ` Nam Cao
2025-07-15  7:14 ` [PATCH v3 07/17] rv: Adjust monitor dependencies Gabriele Monaco
2025-07-16  8:19   ` Nam Cao
2025-07-16  8:30     ` Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 08/17] verification/rvgen: Organise Kconfig entries for nested monitors Gabriele Monaco
2025-07-15 14:48   ` Nam Cao
2025-07-16  7:40     ` Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 09/17] tools/dot2c: Fix generated files going over 100 column limit Gabriele Monaco
2025-07-15 15:01   ` Nam Cao
     [not found]     ` <d69862275becf1d296c80a08b29b2081857a85a1.camel@redhat.com>
2025-07-16  9:34       ` Nam Cao
2025-07-15  7:14 ` [PATCH v3 10/17] rv: " Gabriele Monaco
2025-07-15 15:08   ` Nam Cao
2025-07-15 15:24     ` Gabriele Monaco [this message]
2025-07-16  8:13       ` Nam Cao
2025-07-16  9:07         ` Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 11/17] rv: Retry when da monitor detects race conditions Gabriele Monaco
2025-07-15 15:23   ` Nam Cao
2025-07-16  8:20     ` Gabriele Monaco
2025-07-16  8:27       ` Nam Cao
2025-07-16  8:38         ` Gabriele Monaco
2025-07-16  8:45           ` Nam Cao
2025-07-16  8:59             ` Gabriele Monaco
2025-07-16  9:02               ` Nam Cao
2025-07-15  7:14 ` [PATCH v3 12/17] sched: Adapt sched tracepoints for RV task model Gabriele Monaco
2025-07-16 12:38   ` Peter Zijlstra
2025-07-16 13:40     ` Gabriele Monaco
2025-07-16 13:45       ` Peter Zijlstra
2025-07-16 14:07         ` Gabriele Monaco
2025-07-16 14:19           ` Peter Zijlstra
2025-07-16 14:38             ` Gabriele Monaco
2025-07-16 15:31               ` Peter Zijlstra
2025-07-16 16:14                 ` Gabriele Monaco
2025-07-16 15:09     ` Gabriele Monaco
2025-07-16 15:47       ` Peter Zijlstra
2025-07-15  7:14 ` [PATCH v3 13/17] rv: Adapt the sco monitor to the new set_state Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 14/17] rv: Extend snroc model Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 15/17] rv: Replace tss monitor with more complete sts Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 16/17] rv: Add nrp and sssw per-task monitors Gabriele Monaco
2025-07-15  7:14 ` [PATCH v3 17/17] rv: Add opid per-cpu monitor Gabriele Monaco
2025-07-16  9:38   ` Nam Cao
2025-07-16 10:00     ` Gabriele Monaco
2025-07-18 10:26     ` Gabriele Monaco

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